FIGURE 40 in Isoperla riverae, a new stonefly species from the southeast Nearctic, with notes on sympatric species including the larval description of Isoperla lenati Szczytko & Kondratieff, 2015 (Plecoptera: Perlodidae)

FIGURE 40. Phylogenetic representation of the IQTREE-estimated maximum likelihood tree of cytochrome c oxidase I (COI). Bootstrap values of 50 or greater are shown at associated nodes; bootstrap values are not provided for short internodes within species clades. Tips are labeled with species name, sample number, and county and state. The scale bar represents estimated number of nucleotide substitutions per site.